#include "dl.h"

int main()
{
    LIST* head;
    init(&head);
    pushback(head,1);
    pushback(head,2);
    pushfront(head,3);
    intsert_befpos(SLfind(head,2),4);
    intsert_aftpos(SLfind(head,4),5);
    SLprint(head);
    return 0;
}